<!DOCTYPE html>
<html lang="en">
  <head>
  </head>
  <body>
    <div id="calculator">
      <div>
        <div>
          A-BIG
        </div>
        <div>
          David
        </div>
      </div>
      <div>
        <div>
          D-BIG
        </div>
        <div>
          David
        </div>
      </div>
      <div>
        <div>
          e-small
        </div>
        <div>
          David
        </div>
      </div>
      <div>
        <div>
          b-small
        </div>
        <div>
          Jerry
        </div>
      </div>
      <div>
        <div>
          c-small
        </div>
        <div>
          Tom
        </div>
      </div>
    </div>
  </body>
</html>
